$ git clone -n https://src.fedoraproject.org/rpms/qt6-qttranslations.git /var/lib/mock/f39-build-1629133-39516/root/chroot_tmpdir/scmroot/qt6-qttranslations
Cloning into '/var/lib/mock/f39-build-1629133-39516/root/chroot_tmpdir/scmroot/qt6-qttranslations'...
$ git fetch origin 7915f6266c9afa2a7ffe4ba38f158a57e374c778:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qttranslations
 * [new ref]         7915f6266c9afa2a7ffe4ba38f158a57e374c778 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7915f62 6.6.0